package com.itheima.exception;

import com.itheima.pojo.Result;
import lombok.extern.slf4j.Slf4j;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

/**
 * 全局异常处理
 */
@Slf4j
@RestControllerAdvice
public class GlobalExceptionHandler {
    @ExceptionHandler
    public Result handleException(Exception e) {
       log.error("程序出错了~",e);
       return Result.error("程序异常,请叫狗子胡子过来解决");
    }

    @ExceptionHandler
    public Result handleDuplicateKeyException(DuplicateKeyException e){
        log.error("程序出DuplicateKeyException了~",e);
        String message=e.getMessage();
        int i=message.indexOf("Duplicate entry");
        String errMsg=message.substring(i);
        String[] arr=errMsg.split(" ");
        return Result.error(arr[2]+"已存在");
    }
}
